DK0727056T3 - Bagprojektionsskærm - Google Patents
BagprojektionsskærmInfo
- Publication number
- DK0727056T3 DK0727056T3 DK95927925T DK95927925T DK0727056T3 DK 0727056 T3 DK0727056 T3 DK 0727056T3 DK 95927925 T DK95927925 T DK 95927925T DK 95927925 T DK95927925 T DK 95927925T DK 0727056 T3 DK0727056 T3 DK 0727056T3
- Authority
- DK
- Denmark
- Prior art keywords
- rear projection
- projection
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/02—Diffusing elements; Afocal elements
- G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
- G02B5/0252—Diffusing elements; Afocal elements characterised by the diffusing properties using holographic or diffractive means
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/54—Accessories
- G03B21/56—Projection screens
- G03B21/60—Projection screens characterised by the nature of the surface
- G03B21/62—Translucent screens
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/54—Accessories
- G03B21/56—Projection screens
- G03B21/60—Projection screens characterised by the nature of the surface
- G03B21/62—Translucent screens
- G03B21/625—Lenticular translucent screens
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Overhead Projectors And Projection Screens (AREA)
- Projection Apparatus (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP94202547 | 1994-09-06 | ||
PCT/IB1995/000700 WO1996007953A1 (en) | 1994-09-06 | 1995-08-28 | Rear projection screen |
Publications (1)
Publication Number | Publication Date |
---|---|
DK0727056T3 true DK0727056T3 (da) | 2002-08-19 |
Family
ID=8217168
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK95927925T DK0727056T3 (da) | 1994-09-06 | 1995-08-28 | Bagprojektionsskærm |
Country Status (9)
Country | Link |
---|---|
US (1) | US5889612A (da) |
EP (1) | EP0727056B1 (da) |
JP (1) | JPH09505416A (da) |
KR (1) | KR100352732B1 (da) |
CN (1) | CN1084885C (da) |
DE (1) | DE69526641T2 (da) |
DK (1) | DK0727056T3 (da) |
HK (1) | HK1013338A1 (da) |
WO (1) | WO1996007953A1 (da) |
Families Citing this family (38)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100219143B1 (ko) * | 1996-05-13 | 1999-09-01 | 김광호 | 광학산 및/또는 광산란기능을 갖는 볼록한 돌기들을 구비한 홀로 그래픽 스크린 |
DE19629279C1 (de) * | 1996-07-19 | 1997-11-20 | Ldt Gmbh & Co | Videoprojektionsgerät und Verfahren zum Darstellen eines aus Bildpunkten definierter Größe aufgebauten Videobildes |
US6078351A (en) * | 1996-12-31 | 2000-06-20 | Thomson Consumer Electronics, Inc. | Projection televisions with three dimensional holographic screens |
DE69810490T2 (de) | 1997-01-29 | 2003-10-30 | Thomson Multimedia Inc., Indianapolis | Fernsehprojektionsgerät mit holographischen bildschirmen mit mitte-bis-rand-variationen |
AU6137998A (en) * | 1997-01-29 | 1998-08-18 | Thomson Consumer Electronics, Inc | Projection television using a holographic screen |
US5999281A (en) * | 1997-02-28 | 1999-12-07 | Polaroid Corporation | Holographic projection screen combining an elliptical holographic diffuser and a cylindrical light-collimator |
JP3901740B2 (ja) * | 1997-06-24 | 2007-04-04 | トムソン コンシューマ エレクトロニクス インコーポレイテッド | ホログラフィック・スクリーンを使用するプロジェクション・テレビジョン |
KR100525622B1 (ko) * | 1997-07-15 | 2005-11-03 | 톰슨 콘슈머 일렉트로닉스, 인코포레이티드 | 광학적 보정 기능을 갖는 홀로그래픽 스크린이 구비된투사형 텔레비전 |
DE19730564A1 (de) * | 1997-07-17 | 1999-02-11 | Daimler Benz Ag | Verwendung eines holographischen Bildschirmes als Teil eines Beleuchtungssystems |
US6151163A (en) * | 1997-09-10 | 2000-11-21 | Thomson Licensing S.A. | Holographic projection screen having a rear-facing fresnel lens |
DE19843902A1 (de) * | 1997-09-26 | 1999-04-01 | Denso Corp | Bildinformations-Anzeigesystem und Hologramm-Anzeigevorrichtung |
JP4081838B2 (ja) * | 1997-12-26 | 2008-04-30 | ノーリツ鋼機株式会社 | 特定視点画像表示装置及び多視点画像表示装置 |
US6621530B1 (en) | 1998-01-29 | 2003-09-16 | Thomson Licensing S.A. | Projection televisions with mirrors incident on holographic screens |
KR100544834B1 (ko) * | 1998-01-29 | 2006-01-24 | 톰슨 라이센싱 | 홀로그래픽 스크린상에 삽입된 거울을 구비한 투사형 텔레비전 |
DE69801597T2 (de) * | 1998-01-29 | 2002-07-11 | Thomson Licensing S.A., Boulogne | Projektionsfernsehgerät mit holographischem bildschirm und teilweise abgedeckter projektionslinse |
EP1051857B1 (en) * | 1998-01-29 | 2003-08-06 | Thomson Licensing S.A. | Projection televisions with holographic screens having stacked elements |
JP2002502197A (ja) * | 1998-01-29 | 2002-01-22 | トムソン ライセンシング ソシエテ アノニム | 高角度軸成分排除用のホログラフィックスクリーンを有する投影型テレビ |
EP1051856B1 (en) * | 1998-01-29 | 2001-09-12 | Thomson Licensing S.A. | Projection television with three-dimensional holographic screen and centered blue crt for balanced crt drive |
JP2002502201A (ja) * | 1998-01-29 | 2002-01-22 | トムソン ライセンシング ソシエテ アノニム | 3次元ホログラフィックスクリーンを使用した直接投影テレビジョン |
US6400417B1 (en) | 1998-01-29 | 2002-06-04 | Thomson Licensing S.A. | Projection television with three-dimensional holographic screen and centered blue CRT for balanced CRT drive |
US6483533B1 (en) | 1998-01-29 | 2002-11-19 | Thomson Licensing S.A. | Projection televisions with three dimensional holographic screens |
DE19825192A1 (de) * | 1998-06-05 | 1999-12-16 | Joerg Gutjahr | Projektionsschirm |
US6600599B2 (en) | 1998-06-09 | 2003-07-29 | Avery Dennison Corporation | Rear projection screens and light filters with conformable coatings and methods of making the same |
EP1006375A1 (de) * | 1998-12-02 | 2000-06-07 | HSM Holographic Systems München GmbH | Holographisches Anzeige-System zur Darstellung von Informationen mit einem holographischen Zwischenbildschirm und Verfahren zur Herstellung des holographischen Zwischenbildschirms |
KR100575625B1 (ko) * | 1998-12-24 | 2006-09-20 | 엘지전자 주식회사 | 입체화상 표시용 배면 투사 스크린 |
FR2793043B1 (fr) | 1999-04-29 | 2003-06-06 | Synelec Sa | Ecran de projection |
EP1271228A4 (en) * | 1999-10-18 | 2003-04-09 | Bolin Sun | LARGE DIMENSION PROJECTION SCREEN |
US6538813B1 (en) * | 2000-09-19 | 2003-03-25 | Honeywell International Inc. | Display screen with metallized tapered waveguides |
US6695453B2 (en) | 2001-02-09 | 2004-02-24 | Avery Dennison Corporation | Rear projection screens and light filters with conformable coatings and methods of making the same |
US6844970B2 (en) * | 2001-05-03 | 2005-01-18 | General Electric Company | Projection television set, screens, and method |
FR2853419B1 (fr) * | 2003-04-02 | 2005-07-01 | Synelec Telecom Multimedia | Ecran de retroprojection |
US20050280894A1 (en) * | 2004-04-02 | 2005-12-22 | David Hartkop | Apparatus for creating a scanning-column backlight in a scanning aperture display device |
US20050219693A1 (en) * | 2004-04-02 | 2005-10-06 | David Hartkop | Scanning aperture three dimensional display device |
US7573491B2 (en) * | 2004-04-02 | 2009-08-11 | David Hartkop | Method for formatting images for angle-specific viewing in a scanning aperture display device |
US20060061861A1 (en) * | 2004-09-23 | 2006-03-23 | Reflexite Corporation | High performance rear-projection screen |
CN1321332C (zh) * | 2005-04-30 | 2007-06-13 | 霍永峰 | 柱面镜组元及制作方法、背投影屏幕和背投影电视 |
JP5011676B2 (ja) * | 2005-08-12 | 2012-08-29 | 株式会社日立製作所 | 表示装置を備える機器 |
EP2615495B1 (en) * | 2010-09-08 | 2018-01-03 | Dai Nippon Printing Co., Ltd. | Illumination device, projection device, and projection-type image display device |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5251538Y2 (da) * | 1972-04-25 | 1977-11-22 | ||
US3909111A (en) * | 1974-02-27 | 1975-09-30 | Rca Corp | Controlled angle viewing screens by interference techniques |
US4127322A (en) * | 1975-12-05 | 1978-11-28 | Hughes Aircraft Company | High brightness full color image light valve projection system |
NL8300817A (nl) * | 1983-03-07 | 1984-10-01 | Philips Nv | Projektiescherm. |
JP2972271B2 (ja) * | 1989-04-26 | 1999-11-08 | 株式会社日立製作所 | 透過型スクリーン及びそれに用いられるシート状部材の製造方法、並びにそのスクリーンを用いた背面投写型画像ディスプレイ装置 |
US5046793A (en) * | 1989-05-26 | 1991-09-10 | Litton Systems, Inc. | Chromatically corrected directional diffusing screen |
GB2287554B (en) * | 1994-03-15 | 1997-11-26 | Richmond Holographic Res | Screen for projection system |
-
1995
- 1995-08-28 EP EP95927925A patent/EP0727056B1/en not_active Expired - Lifetime
- 1995-08-28 WO PCT/IB1995/000700 patent/WO1996007953A1/en active IP Right Grant
- 1995-08-28 DK DK95927925T patent/DK0727056T3/da active
- 1995-08-28 KR KR1019960702302A patent/KR100352732B1/ko not_active IP Right Cessation
- 1995-08-28 JP JP8509343A patent/JPH09505416A/ja active Pending
- 1995-08-28 DE DE69526641T patent/DE69526641T2/de not_active Expired - Fee Related
- 1995-08-28 CN CN95191042A patent/CN1084885C/zh not_active Expired - Fee Related
-
1997
- 1997-03-21 US US08/822,959 patent/US5889612A/en not_active Expired - Fee Related
-
1998
- 1998-12-22 HK HK98114645A patent/HK1013338A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CN1084885C (zh) | 2002-05-15 |
EP0727056A1 (en) | 1996-08-21 |
WO1996007953A1 (en) | 1996-03-14 |
EP0727056B1 (en) | 2002-05-08 |
DE69526641D1 (de) | 2002-06-13 |
HK1013338A1 (en) | 1999-08-20 |
JPH09505416A (ja) | 1997-05-27 |
US5889612A (en) | 1999-03-30 |
KR960706106A (ko) | 1996-11-08 |
CN1137318A (zh) | 1996-12-04 |
KR100352732B1 (ko) | 2002-12-28 |
DE69526641T2 (de) | 2003-01-30 |
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